Fix Indel.normalized_similarity

CHANGELOG.md

@@ -1,10 +1,11 @@
 ## Changelog
 
-### [2.1.0] - Unreleased
+### [2.0.1] - 2022-02-11
 #### Fixed
 - fix type hints
+- Indel.normalized_similarity mistakenly used the implementation of Indel.normalized_distance
 
-### [2.0.0] - 2022-01-09
+### [2.0.0] - 2022-02-09
 #### Added
 - added C-Api which can be used to extend RapidFuzz from different Python modules using any
   programming language which allows the usage of C-Apis (C/C++/Rust)

docs/conf.py

@@ -22,7 +22,7 @@
 author = 'Max Bachmann'
 
 # The full version, including alpha/beta/rc tags
-release = '2.0.0'
+release = '2.0.1'
 
 
 # -- General configuration ---------------------------------------------------

setup.py

@@ -6,7 +6,7 @@
 
 setup(
     name="rapidfuzz",
-    version="2.0.0",
+    version="2.0.1",
     extras_require={'full': ['numpy']},
     url="https://github.com/maxbachmann/RapidFuzz",
     author="Max Bachmann",

src/cython/distance/Indel.pyx

@@ -234,7 +234,7 @@ def normalized_similarity(s1, s2, *, processor=None, score_cutoff=None):
         raise ValueError("score_cutoff has to be >= 0")
 
     preprocess_strings(s1, s2, processor, &s1_proc, &s2_proc)
-    return indel_normalized_distance_func(s1_proc.string, s2_proc.string, c_score_cutoff)
+    return indel_normalized_similarity_func(s1_proc.string, s2_proc.string, c_score_cutoff)
 
 def editops(s1, s2, *, processor=None):
     """

src/rapidfuzz/__init__.py

@@ -3,7 +3,7 @@
 """
 __author__ = "Max Bachmann"
 __license__ = "MIT"
-__version__ = "2.0.0"
+__version__ = "2.0.1"
 
 from rapidfuzz import (
     process,

tests/distance/test_Indel.py

@@ -0,0 +1,25 @@
+import unittest
+
+from rapidfuzz.distance import Indel
+
+def test_similar_strings():
+    """
+    Test similar strings
+    """
+    assert Indel.distance("test", "test") == 0
+    assert Indel.similarity("test", "test") == 8
+    assert Indel.normalized_distance("test", "test") == 0
+    assert Indel.normalized_similarity("test", "test") == 1.0
+
+def test_different_strings():
+    """
+    Test completly different strings
+    """
+    assert Indel.distance("aaaa", "bbbb") == 8
+    assert Indel.similarity("aaaa", "bbbb") == 0
+    assert Indel.normalized_distance("aaaa", "bbbb") == 1.0
+    assert Indel.normalized_similarity("aaaa", "bbbb") == 0.0
+
+if __name__ == '__main__':
+    unittest.main()
+